Please tell me why some tables can find data by writing SQL, but they can't be found in the data map, and the table structure can't be found

Why do some tables write sql You can find the data , But I can't find it in the data map , The table structure cannot be found

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Take the answer 1：

Data map has delay You can synchronize manually （ This answer is collated from DataWorks Communication group ( Answering question @ robot )）

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